题目内容
计算
(1)2×(-3)+22-3÷
(2)[(-1)2013-(
-
-
)×24]÷|-32+5|
(1)2×(-3)+22-3÷
| 1 |
| 2 |
(2)[(-1)2013-(
| 3 |
| 4 |
| 1 |
| 6 |
| 3 |
| 8 |
(1)2×(-3)+22-3÷
=-6+4-6
=-8;
(2)[(-1)2013-(
-
-
)×24]÷|-32+5|
=[(-1)-(18-4-9)]÷27
=[(-1)-5]÷27
=-6÷27
=-
.
| 1 |
| 2 |
=-6+4-6
=-8;
(2)[(-1)2013-(
| 3 |
| 4 |
| 1 |
| 6 |
| 3 |
| 8 |
=[(-1)-(18-4-9)]÷27
=[(-1)-5]÷27
=-6÷27
=-
| 2 |
| 9 |
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